<?php	
	include('db_connection.php');
	$UPDATE = "UPDATE tbl_user_details SET ebook_download_time='".$_POST['field_value']."' WHERE id='".$_POST['pst_user_dtl_id']."' AND user_id='".$_POST['pst_user_id']."'";
	$query_update = mysql_query($UPDATE) or die(mysql_error());
	
?>